constitutive model of 6063 aluminum alloy under the

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Constitutive model of 6063 aluminum alloy under the ...

The constitutive equation of 6063 aluminum alloy under the ultrasonic vibration was constructed based on the JohnsonCook Model. The influence of amplitude and frequency on yield strength, strain hardening coefficient and strain hardening exponent of the alloy was quantitatively analyzed. The main conclusions are as follows:

Constitutive model of 6063 aluminum alloy under the ...

reliable theoretical basis for analyzing the mechanism of the ultrasonic vibration on materials. A constitutive model of 6063 aluminum alloy under the ultrasonic vibration upsetting at room temperature was constructed based on JohnsonCook Model and experimental results. The inuence of amplitude and frequency on the yield

Constitutive model of 6063 aluminum alloy under the ...

A constitutive model of 6063 aluminum alloy under the ultrasonic vibration upsetting at room temperature was constructed based on JohnsonCook Model and experimental results. The influence of amplitude and frequency on the yield strength, hardening coefficient and exponent were analyzed quantitatively.

Hot deformation behavior and processing map of 6063 aluminum ...

The results show that the flow behavior of 6063 aluminum alloy can be described by Arrhenius model, and the activation energy is about 261.85 kJ mol 1. The processing map established at the strain of 0.9 indicates that the optimum hot working domain of 6063 aluminum alloy is 380 C500 C and 0.001 s 1 0.01 s 1. With the increase of hot deformation temperature or the decrease of strain rate, the grain size and deformation become more uniform.

All About 6063 Aluminum Properties, Strength and Uses

Type 6063 aluminums density is 2.7 g/cm 3 0.0975 lb/in and is about the same as pure aluminum metal. There are only slight differences between 6061 and 6063 aluminum, but the most noticeable of them is that 6063 is less strong but more easily formed, making it invaluable for complex, extruded projects.

Hot deformation behavior and processing map of 6063 aluminum ...

The results show that the flow behavior of 6063 aluminum alloy can be described by Arrhenius model, and the activation energy is about 261.85 kJ mol 1. The processing map established at the strain of 0.9 indicates that the optimum hot working domain of 6063 aluminum alloy is 380 C500 C and 0.001 s 1 0.01 s 1. With the increase of hot deformation temperature or the decrease of strain rate, the grain size and deformation become more uniform.

Constitutive model of structural aluminum alloy under cyclic ...

In order to study the constitutive model of structural aluminum alloy under cyclic loading, this paper conducted hysteretic tests on 6082T6 and 7020T6 aluminum alloy specimens under a total of three different loading cases. Firstly, the experimental program is introduced. Subsequently, the test phenomena and failure modes are illustrated and ...

A prediction model of the extrusion deformation with residual ...

Xie ZD, Guan YJ, Lin J, Zhai JQ, Zhu LH 2019 Constitutive model of 6063 aluminum alloy under the ultrasonic vibration upsetting based on JohnsonCook model. Ultrasonics 96:19. https://doi.org/10.1016/j.ultras.2019.03.017

Characterization and Simulation of Mechanical Behavior of ...

The Johnsoncook constitutive model could be used to describe the dynamic axial crashing behavior of thinwalled 6063 aluminum alloy tubes under impact loading. The material constants of the Johnsoncook constitutive model and failure model were acquired to be used for FEM simulation through material characterization.

Effect of aging treatment on the microstructure and flow ...

The compression deformation behavior of an ascasting 6063 aluminum alloy has been studied under quasistatic and impact loading conditions at strain rate ranges from 1 10 3 to 3.5 10 3 s 1 and a constant strain of 0.2. The results showed that the flow stress response of the ascasting 6063 alloy was sensitive to the aging treatment ...

Deformation Characteristics and Constitutive Equations for ...

AlMgSi based alloys are popular alloys used in the automotive industry. However, limited studies have been performed to investigate the microstructure, deformation characteristics, and deformation mechanism for the semisolid 6063 alloys. In this study, the cold radial forging method and semisolid isothermal treatment SSIT are proposed in the semisolid isothermal compression SSIC ...

Hot Deformation Behavior of 6063 Aluminum Alloy Studied Using ...

Abstract Isothermal hot compression tests were conducted on the 6063 aluminum alloy using a Gleeble3810 thermal simulator at four different strain rates 0.01, 0.1, 1, and 10 s1 and five different temperatures 300, 350, 400, 450, and 500C. Based on the constitutive relationship to process the experimental data, processing maps were produced to evaluate the efficiency of power ...

An Application of ANFIS to Predict the Hot Flow Behavior of ...

In order to determine the optimum hotforming processing parameters for 6063 aluminum alloy, the compressive deformation behavior of 6063 aluminum alloy was investigated at the temperatures from 300 to 500 C and strain rates from 0.5 to 50 s1 on a Gleeble1500 Thermal Simulator. Based on the compression experimental data, a novel adaptive networkbased fuzzy inference system ANFIS model ...

Hot Deformation Behavior and Microstructure Evolution of 6063 ...

The hot deformation behaviors of the new 6063 aluminum alloy modified by rare earth Y and AlTiB master alloy were studied through isothermal hot compression experiments on the Gleeble3800 thermal simulator. By characterizing the flow curves, constitutive models, hot processing maps, and microstructures, we can see from the true stressampndashtrue strain curves that the flow stress decreases ...

Effect of aging treatment on the microstructure and flow ...

The compression deformation behavior of an ascasting 6063 aluminum alloy has been studied under quasistatic and impact loading conditions at strain rate ranges from 1 10 3 to 3.5 10 3 s 1 and a constant strain of 0.2. The results showed that the flow stress response of the ascasting 6063 alloy was sensitive to the aging treatment ...

Constitutive Model Research Based on Dislocation Mechanism of ...

This study also revealed that the abnormal yield behavior is caused by the different dislocation mechanisms of twophase alloy elements under different strain rates. Based on the thermal activation theory and the experimental data, a constitutive model was developed. A comparison showed good agreement between the experimental and model curves.

Deformation characteristics and straincompensated ...

Deformation characteristics and straincompensated constitutive equation for AA5083 aluminum alloy under hot compression Qingsong DAI1,2, Yunlai DENG 1, Jianguo TANG1, Yu WANG 1. School of Materials Science and Engineering, Central South University, Changsha 410083, China 2. Guangxi Liuzhou Yinhai Aluminum Co., Ltd., Liuzhou 545006, China

Study of the constitutive behavior of 7075T651 aluminum alloy

The fracture behavior of aluminum alloy 5083H116 was found to be most thermal sensitive among all of these alloys, nevertheless, failure strain of 7017 aluminum alloy remained thermal insensitive until D 1 8 6 X X300C temperature, see Fig. 18b.

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